... 选矿方案 scheme of concentration 选矿方法 beneficiation method 选矿工程师 preparation engineer ...
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Chemical beneficiation is an effective method for treating refractory phosphate ores.
化学选矿是处理难选磷矿石的有效方法。
The method is simple, convenient, rapid and accurate. The accuracy and precision of results perfectly meet the demand of beneficiation.
方法简便、快速、准确，完全能够满足选矿工艺研究和日常生产对样品中铌和钍分析的要求。
Therefore, a cost recovery method for calculating the economic benefit of the quality improvement & impurity reduction of iron concentrate by way of beneficiation is proposed.
为此，提出了一种计算铁精矿选矿提质降杂经济效益的还原成本法。
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